Biographical sketch of De Leon. Incorrectly states that he was Venezualan and also seems to be the source of the fishy "epiphany at the window" story. HX15 Topics: Socialism -- United States. De Leon, Daniel, 1852-1914.
Commemorative book for the SLPs semi-centennial as a "De Leonist" party. Includes brief reminiscences by his second wife, Bertha. HX89 Topics: Socialism -- United States. De Leon, Daniel, 1852-1914. Socialist Labor Party.